19202524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 38556000

約数和(自身を除く): 19353476

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 101, 116, 149, 202, 298, 319, 404, 596, 638, 1111, 1276, 1639, 2222, 2929, 3278, 4321, 4444, 5858, 6556, 8642, 11716, 15049, 17284, 30098, 32219, 47531, 60196, 64438, 95062, 128876, 165539, 190124, 331078, 436421, 662156, 872842, 1745684, 4800631, 9601262, 19202524]

約数ペア:

[(1, 19202524), (2, 9601262), (4, 4800631), (11, 1745684), (22, 872842), (29, 662156), (44, 436421), (58, 331078), (101, 190124), (116, 165539), (149, 128876), (202, 95062), (298, 64438), (319, 60196), (404, 47531), (596, 32219), (638, 30098), (1111, 17284), (1276, 15049), (1639, 11716), (2222, 8642), (2929, 6556), (3278, 5858), (4321, 4444)]